DIN 933 vs ISO 4017 vs GB/T 5783
Fully Threaded Hex Bolt
- Interchangeable
- Yes. Same thread and same head height. Only the wrench size changes, at four sizes: M10, M12 and M14 are 1 mm smaller in ISO 4017, M22 is 2 mm larger.
- Which to order
- ISO 4017 for new drawings. It replaced DIN 933, and if your drawing says DIN 933, we make DIN 933.
- GB/T 5783
- China's version of ISO 4017, with the same dimensions.
- Sizes
- M1.6 to M52 in all three.
| Size | sWrench size | eAcross corners | ||||
|---|---|---|---|---|---|---|
| DIN 933 | ISO 4017 | GB/T 5783 | DIN 933 | ISO 4017 | GB/T 5783 | |
| M1.6 | 3.2same | 3.41same | ||||
| M2 | 4same | 4.32same | ||||
| M2.5 | 5same | 5.45same | ||||
| M3 | 5.5same | 6.01same | ||||
| M3.5 | 6same | 6.58same | ||||
| M4 | 7same | 7.66same | ||||
| M5 | 8same | 8.79same | ||||
| M6 | 10same | 11.05same | ||||
| M7 | 11same | 12.12same | ||||
| M8 | 13same | 14.38same | ||||
| M10 | 17 | 16 | 16 | 18.9 | 17.77 | 17.77 |
| M12 | 19 | 18 | 18 | 21.1 | 20.03 | 20.03 |
| M14 | 22 | 21 | 21 | 24.49 | 23.36 | 23.36 |
| M16 | 24same | 26.75same | ||||
| M18 | 27same | 30.14same | ||||
| M20 | 30same | 33.53same | ||||
| M22 | 32 | 34 | 34 | 35.72 | 37.72 | 37.72 |
| M24 | 36same | 39.98same | ||||
| M27 | 41same | 45.2same | ||||
| M30 | 46same | 50.85same | ||||
| M33 | 50same | 55.37same | ||||
| M36 | 55same | 60.79same | ||||
| M39 | 60same | 66.44same | ||||
| M42 | 65same | 71.3same | ||||
| M45 | 70same | 76.95same | ||||
| M48 | 75same | 82.6same | ||||
| M52 | 80same | 88.25same | ||||